Finding the Fourth Proportional to 37,697.88, 52,032.42 and 21,792.24

Step by Step Solution

1. Step 1: Write the proportion equation
   37,697.88 : 52,032.42 = 21,792.24 : x
2. Step 2: Convert to fraction form
   37,697.88/52,032.42 = 21,792.24/x
3. Step 3: Cross multiply
   37,697.88x = 52,032.42 × 21,792.24
4. Step 4: Simplify right side
   37,697.88x = 1,133,902,984.42
5. Step 5: Solve for x
   x = 1,133,902,984.42/37,697.88
6. Step 6: Final answer
   x = 30,078.69